cali2
factorise y^310y+3



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Yacoub1993
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\[y ^{3}10y+3=0\]
\[y ^{3}10y=3\]
\[9y ^{3}=3\]
\[y ^{3}=\frac{ 3 }{ 9 }\]
\[y ^{3}=\frac{ 1 }{ 3 }\]

klimenkov
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@Yacoub1993
Check the third step.

Jonask
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y^3 and 10y not like terms???

Yacoub1993
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ohh ok

Jonask
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x3 is a factor

Yacoub1993
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mistaken didnt focus sorry

Jonask
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\[(x3)(x^2+3x1)\]

Yacoub1993
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go ahead
next

rizwan_uet
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y you are putting it equal to zero??? @Yacoub1993

Jonask
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its finished like that

Yacoub1993
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so that i factorize it

rizwan_uet
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no no basically what you are trying to find a value of y such that if you put it in this equation will result in zero not to factorize it

Yacoub1993
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ahha understood
@rizwan_uet u should be my tutor for real :)

rizwan_uet
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thanks Yacoub i will help you if you need

rizwan_uet
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you have this
y^310y+3
now we can write
y^3+3y^23y^2y9y+3
y^33y^2+3y^29yy+3
y^2(y3)+3y(y3)1(y3)
can you do the last step??